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Unified Diff: packages/barback/test/package_graph/many_parallel_transformers_test.dart

Issue 1400473008: Roll Observatory packages and add a roll script (Closed) Base URL: git@github.com:dart-lang/observatory_pub_packages.git@master
Patch Set: Created 5 years, 2 months ago
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Index: packages/barback/test/package_graph/many_parallel_transformers_test.dart
diff --git a/packages/barback/test/package_graph/many_parallel_transformers_test.dart b/packages/barback/test/package_graph/many_parallel_transformers_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..8c472418bcad9b627206646d78ba659957c14b72
--- /dev/null
+++ b/packages/barback/test/package_graph/many_parallel_transformers_test.dart
@@ -0,0 +1,32 @@
+// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library barback.test.package_graph.transform_test;
+
+import 'package:barback/src/utils.dart';
+import 'package:scheduled_test/scheduled_test.dart';
+
+import '../utils.dart';
+
+main() {
+ initConfig();
+
+ test("handles many parallel transformers", () {
+ currentSchedule.timeout *= 3;
+ var files = new List.generate(100, (i) => "app|$i.txt");
+ var rewrite = new RewriteTransformer("txt", "out");
+ initGraph(files, {"app": [[rewrite]]});
+
+ // Pause and resume apply to simulate parallel long-running transformers.
+ rewrite.pauseApply();
+ updateSources(files);
+ schedule(pumpEventQueue);
+ rewrite.resumeApply();
+
+ for (var i = 0; i < 100; i++) {
+ expectAsset("app|$i.out", "$i.out");
+ }
+ buildShouldSucceed();
+ });
+}

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